Vălean, Cornel Ioan <br/><br/>
(Almost) impossible integrals, sums, and series / 

 - Switzerland:  Springer,  c2019. 
 - xxxviii, 539p. Bibl. Index. 
 - Problem Books in Mathematics .
<br/><br/> Purchased under NBHM grant for the year 2023-2024 
<br/><br/>with a foreword by Paul J. Nahin 
<br/><br/><label>ISBN: </label>9783030024611 
<br/><br/><label>Dewey Class. No.: </label>515.24  / V149.AI